Molekula
صبغة كوماسية بريتلي بلو ج-250 (C.I. 42655)
Coomassie brilliant blue G-250 (C.I. 42655)
مؤهل وفق ISO 9001:2015 و ISO 14001:2015 · تقديم خدمات للمختبرات والصناعة منذ عام 2000 · شهادة التحليل مع كل دفعة
Coomassie Brilliant Blue G-250 is a triarylmethane dye widely used as a protein stain in SDS-PAGE and other electrophoretic techniques, as well as a reagent in Bradford protein assays for quantifying protein concentration. It binds reversibly to proteins, shifting its absorption spectrum for easy detection. This high-purity dye has a CAS number of 6104-58-1, a molecular formula of C47H48N3NaO7S2, and a molecular weight of 854.02 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Coomassie Brilliant Blue G-250 from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
Coomassie Brilliant Blue G-250 is a triarylmethane dye widely used as a protein stain in SDS-PAGE and other electrophoretic techniques, as well as a reagent in Bradford protein assays for quantifying protein concentration. It binds reversibly to proteins, shifting its absorption spectrum for easy detection. This high-purity dye has a CAS number of 6104-58-1, a molecular formula of C47H48N3NaO7S2, and a molecular weight of 854.02 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Coomassie Brilliant Blue G-250 from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | Blue to dark blue or violet powder |
| Moisture | <10% |
| Solubility in water | Soluble |
| Specific absorption (E 1% in 10 mm cell) at max | ≤ 420nm |
| Wavelength of Max, Absorption,(50;50IMS in water) | 608 -618nm |
| Absorption Ratio (λmax-15nm/λmax+15nm) | 0.95 - 1.15 |
| For research use only, not for human use | For research use only, not for human use |
التخزين والتعامل
| Property | Value |
|---|---|
| درجة حرارة التخزين | Ambient |
| الحموضة | Neutral |
التعرف
| Property | Value |
|---|---|
| SKU | 62815498 |
| رقم CAS | 6104-58-1 |
| الصيغة الجزيئية | C47H48N3NaO7S2 |
| الوزن الجزيئي | 854.02 |
| SMILES | CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC(=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+] |
| رمز REACH | Y110 |
| مُدرَج وفق TSCA | نعم |
| رقم HTS | 3212900050 |
| رقم التعريف الجمركي | 3212900000 |
السلامة ونظام التصنيف والتحذير العالمي
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الوثائق
أوراق بيانات السلامة (SDS)
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شهادة التحليل (CoA) حسب الدفعة
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مرادفات
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الأسئلة الشائعة
What is Coomassie Brilliant Blue G-250 used for?
Coomassie Brilliant Blue G-250 is primarily used for protein staining in SDS-PAGE gels, Western blotting, and as a dye in biochemical assays.
What is the chemical formula and molecular weight of Coomassie Brilliant Blue G-250?
The formula is **C₄₇H₄₈N₃NaO₇S₂**, and the molecular weight is **854.02 g/mol**.
How should Coomassie Brilliant Blue G-250 be stored?
Store at **ambient temperature** in a tightly sealed container, away from direct light and moisture.
What grades of Coomassie Brilliant Blue G-250 does Molekula supply?
Molekula supplies **analytical-grade** Coomassie Brilliant Blue G-250, suitable for high-precision biochemical applications.
Can Molekula supply Coomassie Brilliant Blue G-250 in bulk?
Yes, Molekula can provide bulk quantities of Coomassie Brilliant Blue G-250—please contact us for pricing and lead times.
What documentation comes with an order of Coomassie Brilliant Blue G-250?
Each order includes a **Certificate of Analysis (CoA)** with batch-specific data, a **Material Safety Data Sheet (MSDS)**, and a product specification sheet.
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